fixup! make _copy_string_obj_raw return a char *

Author: picnixz

Python/crossinterp.c

@@ -1038,7 +1038,7 @@ _PyXIData_ReleaseAndRawFree(_PyXIData_t *xidata)
 /* convenience utilities */
 /*************************/
 
-static const char *
+static char *
 _copy_string_obj_raw(PyObject *strobj, Py_ssize_t *p_size)
 {
     Py_ssize_t size = -1;
@@ -1139,15 +1139,15 @@ _format_TracebackException(PyObject *tbexc)
     }
 
     Py_ssize_t size = -1;
-    const char *formatted = _copy_string_obj_raw(formatted_obj, &size);
+    char *formatted = _copy_string_obj_raw(formatted_obj, &size);
     Py_DECREF(formatted_obj);
     if (formatted == NULL || size == 0) {
         return formatted;
     }
     assert(formatted[size] == '\0');
     // Remove a trailing newline if needed.
     if (formatted[size-1] == '\n') {
-        ((char *)formatted)[size-1] = '\0';
+        formatted[size-1] = '\0';
     }
     return formatted;
 }